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Improve delete property with undefined base (#3312)

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This patch finally resolves #2891 also the removes the related bytecode since it has become unnecessary.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik
2019-11-14 13:53:52 +01:00
committed by Dániel Bátyai
parent 204de302aa
commit be95aa33b4
6 changed files with 38 additions and 14 deletions
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jerry-core/parser/js/byte-code.h
+2 -4
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@@ -528,8 +528,8 @@
VM_OC_BLOCK_CREATE_CONTEXT) \
CBC_FORWARD_BRANCH (CBC_EXT_CATCH, 1, \
VM_OC_CATCH) \
CBC_OPCODE (CBC_EXT_PUSH_UNDEFINED_BASE, CBC_NO_FLAG, 1, \
VM_OC_PUSH_UNDEFINED_BASE | VM_OC_PUT_STACK) \
CBC_OPCODE (CBC_EXT_RESOLVE_BASE, CBC_NO_FLAG, 0, \
VM_OC_RESOLVE_BASE_FOR_CALL) \
CBC_FORWARD_BRANCH (CBC_EXT_FINALLY, 0, \
VM_OC_FINALLY) \
CBC_OPCODE (CBC_EXT_CLASS_EXPR_CONTEXT_END, CBC_NO_FLAG, 0, \
@@ -576,8 +576,6 @@
VM_OC_SET_GETTER | VM_OC_GET_STACK_LITERAL) \
CBC_OPCODE (CBC_EXT_SET_STATIC_COMPUTED_SETTER, CBC_HAS_LITERAL_ARG, -1, \
VM_OC_SET_SETTER | VM_OC_GET_STACK_LITERAL) \
CBC_OPCODE (CBC_EXT_RESOLVE_BASE, CBC_NO_FLAG, 0, \
VM_OC_RESOLVE_BASE_FOR_CALL) \
CBC_OPCODE (CBC_EXT_THROW_REFERENCE_ERROR, CBC_NO_FLAG, 1, \
VM_OC_THROW_REFERENCE_ERROR) \
\